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Surf Forecasts:
Mavericks surfForecast / CAL – San Mateo / USA
48hr Weather and Surf, issued 4 pm Wednesday 20 May 2026 PDTForecast update in hr min s Forecast update imminent
Mavericks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mavericks sea temperature is
12.5° C
(Which is normal for this time of year)How big are the waves at Mavericks today?
The current surf forecast for Mavericks at 11PM is: 1.2m 9s primary swell from a West-northwest direction and 0.7m 12s secondary swell from a West direction (forecast issued at 04:00pm May 20). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | - | - |
| Afternoon (20 May) | 4.5ft (1.3m) | 10s |
| Evening (20 May) | 4ft (1.2m) | 10s |
Table - waves today at Mavericks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Wed afternoon, min 9°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | |
305 | 312 | 258 | 253 | 386 | 607 | 575 | 496 | 379 | 359 | 308 | 302 | 296 | 298 | 286 | 286 | 269 | 286 | 269 | 223 | 186 | 218 | 218 | 214 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | on | glassy | cross-on | glassy | on | on | on | on | on | cross-on | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | |
High Tide | 3:40PM1.35m | 1:58AM1.69m | 4:37PM1.38m | 3:04AM1.52m | 5:30PM1.44m | 4:18AM1.35m | ||||||||||||||||||
Low Tide | 8:24PM0.90m | 9:17AM-0.34m | 9:44PM0.85m | 10:16AM-0.19m | 11:07PM0.75m | |||||||||||||||||||
 | | |  |  | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — |
 | — | — | 8:15 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | 8:17 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 10 | 9 | 9 | 9 | 11 | 13 | 13 | 12 | 10 | 10 | 9 | 10 | 11 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
10 | 10 | 8 | 8 | 8 | 8 | 10 | 11 | 10 | 10 | 9 | 9 | 7 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
 kJ | 305 | 312 | 258 | 253 | 386 | 607 | 575 | 496 | 379 | 359 | 308 | 302 | 296 | 298 | 286 | 286 | 269 | 286 | 269 | 223 | 186 | 218 | 218 | 214 |
Swell 2 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 12 | W 12 | SW 19 | SW 19 | SW 19 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 18 | SW 18 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SSW 16 |
| kJ | 153 | 146 | 137 | 134 | 103 | 133 | 184 | 133 | 36 | 82 | 82 | 82 | 78 | 54 | 109 | 109 | 109 | 77 | 75 | 77 | 107 | 115 | 122 | 169 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 19 | SSW 13 | SSW 12 | SSW 12 | S 12 | SW 18 | SW 15 | SW 14 | SW 14 | SW 18 | SW 18 | SSW 12 | S 12 | S 12 | SW 22 | SW 22 |
| kJ | 40 | 87 | 84 | 80 | 35 | 35 | 36 | 36 | 96 | 16 | 15 | 15 | 11 | 79 | 75 | 54 | 54 | 80 | 49 | 14 | 11 | 26 | 18 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 3 | S 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 35 | 74 | 35 | 2 | 0 | 8 | 0 | 35 | 71 | 71 | 35 | 35 | 21 | 5 | 5 | 5 | 109 | 76 | 5 | 5 | 30 | 21 | 35 | 76 |
Best forecast wave conditions in San Mateo | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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